Java项目:宿舍管理系统(java+JSP+JavaScript+servlet+struts+Mysql)

源码获取：俺的博客首页 "资源" 里下载！

项目介绍

本项目包含系统管理员、楼宇管理员、学生三种角色；
系统管理员角色包含以下功能：
登录页面,楼宇管理员管理,学生管理,楼宇管理,宿舍管理,入住登记,寝室调换,迁出登记,缺寝记录,迁出记录等功能。

楼宇管理员角色包含以下功能：
登录页面,学生管理,缺勤记录查询等功能。

学生角色包含以下功能：
登录页面,查看缺勤记录等功能。

环境需要

1.运行环境：最好是java jdk 1.8，我们在这个平台上运行的。其他版本理论上也可以。
2.IDE环境：IDEA，Eclipse,Myeclipse都可以。推荐IDEA;
3.tomcat环境：Tomcat 7.x,8.x,9.x版本均可
4.硬件环境：windows 7/8/10 1G内存以上；或者 Mac OS； 
5.数据库：MySql 5.7版本；
6.是否Maven项目: 否；

技术栈

1. 后端：servlet+struts
2. 前端：JSP+css+javacript

使用说明

1. 使用Navicat或者其它工具，在mysql中创建对应名称的数据库，并导入项目的sql文件；
2. 使用IDEA/Eclipse/MyEclipse导入项目，Eclipse/MyEclipse导入时，若为maven项目请选择maven;
若为maven项目，导入成功后请执行maven clean;maven install命令，然后运行；
3. 将项目中src/com/db/DBHelper.java配置文件中的数据库配置改为自己的配置;
4. 运行项目，输入http://localhost:8080/ 登录 
系统管理员账号/密码：admin/admin
楼宇管理员账号/密码：louyu/123456
学生账号/密码： 001/123456

 

 

 

 

 

  

@Controller
public class RoleController {

    @Autowired
    private IRoleService roleService;

    @Autowired
    private IPermissionService permissionService;




    @PreAuthorize("hasRole('管理员')")
    @ResponseBody
    @RequestMapping("/role/doAdd")
    public String doAdd(Role role){
        //角色添加
        return "ok";
    }
    //添加角色
    @RequestMapping("/role/addRole")
    @PreAuthorize("hasRole('管理员')")
    @ResponseBody
    public AjaxResult addRole(Role role){
        System.out.println("保存角色...."+role);
        try {
            roleService.saveRole(role);
            return new AjaxResult();
        } catch (Exception e) {
            e.printStackTrace();
            return new AjaxResult("操作失败");
        }
    }

    @PreAuthorize("hasRole('管理员')")
    @RequestMapping("/role/index")
    public String index(Model model){
        List<Permission> permisisons = permissionService.findAllPermisisons();
        model.addAttribute("permissions",permisisons);
        //返回角色
        return "views/role/role_list";
    }

    @RequestMapping("/role/listpage")
    @ResponseBody
    public PageList listpage(RoleQuery roleQuery){
        System.out.println("传递参数:"+roleQuery);
        return  roleService.listpage(roleQuery);
    }


    //修改用户editSaveUser
    @RequestMapping("/role/editSaveRole")
    @ResponseBody
    public AjaxResult editSaveRole(Role role){
        System.out.println("修改角色...."+role);
        try {
            roleService.editSaveRole(role);
            return new AjaxResult();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return new AjaxResult("修改失败");
    }

    //添加角色
    @RequestMapping("/role/deleteRole")
    @ResponseBody
    public AjaxResult deleteRole(Long id){
        System.out.println("删除角色...."+id);
        AjaxResult ajaxResult = new AjaxResult();
        try {
            roleService.deleteRole(id);
        } catch (Exception e) {
            e.printStackTrace();
            return new AjaxResult("删除失败");
        }
        return ajaxResult;
    }

    //添加角色权限 addRolePermission
    @RequestMapping("/role/addRolePermission")
    @ResponseBody
    public AjaxResult addRolePermission(@RequestBody Map paramMap){
        AjaxResult ajaxResult = new AjaxResult();
        String roleId = (String)paramMap.get("roleId");
        List permissionIds = (List) paramMap.get("permissionIds");
        try {
            //添加角色对应的权限
            roleService.addRolePermission(roleId,permissionIds);
            return ajaxResult;
        }catch (Exception e){
            e.printStackTrace();
            return new AjaxResult("保存权限失败");
        }

    }

}

用户管理控制器：

/**
 * 用户管理控制器
 */
@RequestMapping("/user/")
@Controller
public class UserController {
    @Autowired
    private IUserService userService;
    @Autowired
    private IRoleService roleService;

    @Resource
    private ProcessEngineConfiguration configuration;
    @Resource
    private ProcessEngine engine;

    @GetMapping("/index")
    @ApiOperation("跳转用户页接口")
    @PreAuthorize("hasRole('管理员')")
    public String index(String menuid,Model model){
        List<Role> roles = queryAllRole();
        model.addAttribute("roles",roles);
        model.addAttribute("menuid",menuid);
        //用户首页
        return "views/user/user_list";
    }

    @GetMapping("/listpage")
    @ApiOperation("查询用户分页数据接口")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "UserQuery", value = "用户查询对象", defaultValue = "userQuery对象")
    })
    @ResponseBody
    @PreAuthorize("hasRole('管理员')")
    public PageList listpage(UserQuery userQuery){
        return  userService.listpage(userQuery);
    }

    //添加用户
    @PostMapping("/addUser")
    @ApiOperation("添加用户接口")
    @ResponseBody
    public Map<String,Object> addUser(User user){
        Map<String, Object> ret = new HashMap<>();
        ret.put("code",-1);
        if(StringUtils.isEmpty(user.getUsername())){
            ret.put("msg","请填写用户名");
            return ret;
        }
        if(StringUtils.isEmpty(user.getPassword())){
            ret.put("msg","请填写密码");
            return ret;
        }
        if(StringUtils.isEmpty(user.getEmail())){
            ret.put("msg","请填写邮箱");
            return ret;
        }
        if(StringUtils.isEmpty(user.getTel())){
            ret.put("msg","请填写手机号");
            return ret;
        }
        if(StringUtils.isEmpty(user.getHeadImg())){
            ret.put("msg","请上传头像");
            return ret;
        }
        if(userService.addUser(user)<=0) {
            ret.put("msg", "添加用户失败");
            return ret;
        }
        ret.put("code",0);
        ret.put("msg","添加用户成功");
        return ret;
    }

    /**
     * 修改用户信息操作
     * @param user
     * @return
     */
    @PostMapping("/editSaveUser")
    @ApiOperation("修改用户接口")
    @PreAuthorize("hasRole('管理员')")
    @ResponseBody
    public Message editSaveUser(User user){
        if(StringUtils.isEmpty(user.getUsername())){
          return Message.error("请填写用户名");
        }
        if(StringUtils.isEmpty(user.getEmail())){
            return Message.error("请填写邮箱");
        }
        if(StringUtils.isEmpty(user.getTel())){
            return Message.error("请填写手机号");
        }
        try {
            userService.editSaveUser(user);
            return Message.success();
        } catch (Exception e) {
            e.printStackTrace();
            return Message.error("修改用户信息失败");
        }

    }

    //添加用户
    @GetMapping("/deleteUser")
    @ApiOperation("删除用户接口")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "id", value = "如:88",required = true)
    })
    @PreAuthorize("hasRole('管理员')")
    @ResponseBody
    public AjaxResult deleteUser(@RequestParam(required = true) Long id){
        AjaxResult ajaxResult = new AjaxResult();
        try {
            userService.deleteUser(id);
        } catch (Exception e) {
            e.printStackTrace();
            return new AjaxResult("删除失败");
        }

        return ajaxResult;
    }

    @PostMapping(value="/deleteBatchUser")
    @ApiOperation("批量删除用户接口")
    @PreAuthorize("hasRole('管理员')")
    @ResponseBody
    public AjaxResult deleteBatchUser(String ids){
        String[] idsArr = ids.split(",");
        List list = new ArrayList();
        for(int i=0;i<idsArr.length;i++){
            list.add(idsArr[i]);
        }
        try{
            userService.batchRemove(list);
            return new AjaxResult();
        }catch(Exception e){
           return new AjaxResult("批量删除失败");
        }
    }

    //查询所有角色
    public List<Role> queryAllRole(){
        return roleService.queryAll();
    }

    //添加用户的角色
    @PostMapping("/addUserRole")
    @ApiOperation("添加用户角色接口")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "paramMap", value = "如:{userId:1,[1,2,3,4]]}")
    })
    @ResponseBody
    public AjaxResult addUserRole(@RequestBody Map paramMap){
        AjaxResult ajaxResult = new AjaxResult();
        String userId = (String)paramMap.get("userId");
        List roleIds = (List) paramMap.get("roleIds");
        try {
            //添加用户对应的角色
            roleService.addUserRole(userId,roleIds);
            return ajaxResult;
        }catch (Exception e){
            e.printStackTrace();
            return new AjaxResult("保存角色失败");
        }

    }




    //添加用户
    @RequestMapping("/regSaveUser")
    @ResponseBody
    public Long addTeacher(User user){
        System.out.println("保存用户...."+user);
        userService.addUser(user);

        //保存工作流程操作
        IdentityService is = engine.getIdentityService();
        // 添加用户组
        org.activiti.engine.identity.User userInfo = userService.saveUser(is, user.getUsername());
        // 添加用户对应的组关系
        Group stuGroup = new GroupEntityImpl();
        stuGroup.setId("stuGroup");
        Group tGroup = new GroupEntityImpl();
        tGroup.setId("tGroup");
        if(user.getType() == 2) {
            //保存老师组
            userService.saveRel(is, userInfo, tGroup);
        }
        if(user.getType() == 3) {
            //保存学生组
            userService.saveRel(is, userInfo, stuGroup);
        }

        Long userId = user.getId();
        return userId;
    }

    /**
     * 修改密码页面
     * @return
     */
    @RequestMapping(value="/update_pwd",method=RequestMethod.GET)
    public String updatePwd(){
        return "views/user/update_pwd";
    }

    /**
     * 修改密码操作
     * @param oldPwd
     * @param newPwd
     * @return
     */
    @ResponseBody
    @PostMapping("/update_pwd")
    public Message updatePassword(@RequestParam(name="oldPwd",required=true)String oldPwd,
                                  @RequestParam(name="newPwd",required=true)String newPwd){
        String username = CommonUtils.getLoginUser().getUsername();
        User userByUserName = userService.findUserByUserName(username);
        if(userByUserName!=null){
            String password = userByUserName.getPassword();
            BCryptPasswordEncoder bCryptPasswordEncoder = new BCryptPasswordEncoder();
            boolean matches = bCryptPasswordEncoder.matches(oldPwd, password);
            if(!matches){
                return Message.error("旧密码不正确");//true
            }
            userByUserName.setPassword(bCryptPasswordEncoder.encode(newPwd));

            if(userService.editUserPassword(userByUserName)<=0){
                return Message.error("密码修改失败");
            }
        }
        return Message.success();
    }

    /**
     * 清除缓存
     * @param request
     * @param response
     * @return
     */
    @ResponseBody
    @PostMapping("/clear_cache")
    public Message clearCache(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setHeader("Cache-Control","no-store");
        response.setHeader("Pragrma","no-cache");
        response.setDateHeader("Expires",0);
      return  Message.success();
    }
}

文件上传接口：

@Controller
@Api(tags = "文件上传接口")
public class FileUpload {

    @Autowired
    private IUserService userService;

    @Value("${lyy.upload.path}")
    private String uploadPath;

    @RequestMapping(value="/file/uploadFile", method= RequestMethod.POST)
    @ResponseBody
     public AjaxResult upload(HttpServletRequest req, Integer id, @RequestParam("file") MultipartFile file){
        try {
            if(file.isEmpty()){
                return new AjaxResult("文件为空");
            }
            String fileName = file.getOriginalFilename();
            String suffixName = fileName.substring(fileName.lastIndexOf("."));
            String uuidString = UUID.randomUUID().toString();
            String newFileName= uuidString + suffixName;

            File path = new File(uploadPath);
            if (!path.exists()) path.mkdirs();

            File savefile = new File(path,newFileName);
            if (!savefile.getParentFile().exists()) savefile.getParentFile().mkdirs();
            file.transferTo(savefile);

            //更新用户表的头像
            User user = new User();
            user.setId(Long.parseLong(id+""));
            user.setHeadImg(newFileName);
            userService.updateUserHeadImg(user);
            return new AjaxResult();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }

    @RequestMapping(value = "/showimage/{image_name}")
    public String showphoto(@PathVariable("image_name") String image_name,HttpServletRequest request, HttpServletResponse response)
            throws Exception {

        response.setDateHeader("Expires", 0);
        response.setHeader("Cache-Control", "no-store, no-cache, must-revalidate");
        response.addHeader("Cache-Control", "post-check=0, pre-check=0");
        response.setHeader("Pragma", "no-cache");
        response.setContentType("image/jpeg");

        // 获得的系统的根目录
        File fileParent = new File(File.separator);
        // 获得/usr/CBeann目录
        File file = null ;
        String os = System.getProperty("os.name");
        ServletOutputStream out = response.getOutputStream();
        try {
            if (os.toLowerCase().startsWith("win")) {  //如果是Windows系统
                file = new File(uploadPath +"\\"+ image_name);
            } else {  //linux 和mac
                file = new File(fileParent, uploadPath.substring(1) +"/"+ image_name);
            }
            IOUtils.copy(new FileInputStream(file),out);
            out.flush();
        } finally {
            out.close();
        }
        return null;
    }






}

源码获取：俺的博客首页 "资源" 里下载！